The Ferraz Shawmut Tri-Onic TR45R fuse is part of the renowned Class RK5 fuse series designed to provide reliable overcurrent protection in various electrical applications. The TR45R model has a current rating of 45 amperes and operates at a maximum voltage of 250 volts. This fuse is often utilized in commercial and industrial environments where motor circuits and equipment require safe and efficient protection against overloads and short circuits. One of the standout features of the TR45R is its time-delay function, which allows for brief overloads without blowing, ensuring that motors and other inductive loads can start without interruption. This is critical in preventing nuisance trips, enhancing system uptime. Additionally, the TR45R fuse is built with a compact design, allowing it to fit in tight spaces without compromising performance. Ferraz Shawmut, now part of Mersen, has a long-standing reputation for quality and innovation in the fuse industry. The Tri-Onic line has evolved through years of engineering excellence, providing solutions that meet the strict standards of global safety and reliability. The TR45R embodies these principles, making it a preferred choice across various sectors including manufacturing, energy, and it is extensively used in panel boards, motor starters, and feeders.

Current Rating: 45A Voltage Rating: 250V Fuse Type: Class RK5 Dimensions: Standard compact design for tight spaces Application: Used primarily in motor circuits and for overload protection.